Debug: output modified files

Author: koppor

.github/workflows/tests-code.yml

@@ -516,6 +516,8 @@ jobs:
           files_ignore: |
             jablib/src/main/java/**/*-*.java
           base_sha: ${{ github.event.pull_request.base.sha }
+          write_output_files: true
+      - run: cat .github/outputs/*.txt
       - name: Set up JDK
         uses: actions/setup-java@v5
         with: